Hello Angelo,
Yes, it has gone live today. We conducted an extensive early access/closed preview for a few months, receiving great feedback. You are welcome to test the capability within your sandbox environment before deploying it into production.
Documentation is available under the “Windows Server” portion of the Privileged Task Automation Actions: Workflow Actions - SailPoint Identity Services - see the “Execution PowerShell Script” portion.
Here is a screenshot of the location, with regard to the Action and corresponding Command:
I greatly appreciate your feedback and will take it under consideration.
Please let me know if you have any additional questions.